1393843111848 has 96 divisors (see below), whose sum is σ = 4118683476960. Its totient is φ = 422324327040.

The previous prime is 1393843111831. The next prime is 1393843111853. The reversal of 1393843111848 is 8481113483931.

1393843111848 is a `hidden beast` number, since 1 + 3 + 93 + 8 + 431 + 118 + 4 + 8 = 666.

It is a super-2 number, since 2×1393843111848² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1393843111794 and 1393843111803.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6537586 + ... + 6747422.

It is an arithmetic number, because the mean of its divisors is an integer number (42902952885).

Almost surely, 2^{1393843111848} is an apocalyptic number.

1393843111848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1393843111848 is an abundant number, since it is smaller than the sum of its proper divisors (2724840365112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1393843111848 is a wasteful number, since it uses less digits than its factorization.

1393843111848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218247 (or 218240 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 54.

The spelling of 1393843111848 in words is "one trillion, three hundred ninety-three billion, eight hundred forty-three million, one hundred eleven thousand, eight hundred forty-eight".